CVE-2026-0838
UTT 进取 520W ConfigWirelessBase strcpy buffer overflow
- State
- Published
- Severity
- 8.7 High
- Published
- Jan 11, 2026
- Updated
- Feb 23, 2026
- Reserved
- Jan 10, 2026
Description
A security flaw has been discovered in UTT 进取 520W 1.7.7-180627. This impacts the function strcpy of the file /goform/ConfigWirelessBase. Performing a manipulation of the argument ssid results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 8.8 High | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 9.0 High | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
进取 520WUTT |
|
References
- VDB-340438 | UTT 进取 520W ConfigWirelessBase strcpy buffer overflowvdb-entrytechnical-description
- VDB-340438 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #729020 | UTT 进取 520W v3v1.7.7-180627 Buffer Overflowthird-party-advisory
- https://github.com/Lena-lyy/cve/blob/main/1223/28.mdexploit
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